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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 227 · 40 questions
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Remember (Which team?): Digestive: food pipe, stomach, intestines, liver. Respiratory: windpipe, lungs. Circulatory: heart, blood vessels, blood. Nervous: brain, spinal cord, nerves. Skeletal: skull, ribs, backbone. Jobs: heart – pumps blood, lungs – take in oxygen, kidneys – clean the blood, skull – protects the brain, ribs – guard heart and lungs. Numbers: 206 bones, 4 chambers in the heart, 2 lungs, 2 kidneys, 32 grown-up teeth.

NameDateTime takenScore ___ / 40
  1. 1.💨 Which gas does our body need from the air we breathe in? (a) steam (b) carbon dioxide (c) oxygen (d) smoke
  2. 2.Which of these is part of the respiratory system? (a) stomach (b) lung (c) food pipe (d) small intestine
  3. 3.What is a job of the kidneys? (a) pulling bones to move (b) pumping blood (c) cleaning the blood (d) guarding heart and lungs
  4. 4.What is a job of the ribs? (a) covering the body (b) pulling bones to move (c) taking in oxygen (d) guarding heart and lungs
  5. 5.🔍 Which is the odd one out? (a) backbone (b) nerve (c) thigh bone (d) rib
  6. 6.True or false: the blood is part of the circulatory system. (a) False (b) True
  7. 7.🔍 Which is the odd one out? (a) lung (b) thigh bone (c) skull (d) backbone
  8. 8.🫀 The nerve is part of which body system? (a) digestive system (b) nervous system (c) respiratory system (d) circulatory system
  9. 9.Which of these is part of the circulatory system? (a) blood vessel (b) stomach (c) nerve (d) brain
  10. 10.❤️ How many chambers (rooms) does the human heart have?
  11. 11.What is a job of the brain? (a) thinking and learning (b) guarding heart and lungs (c) churning food (d) pulling bones to move
  12. 12.🦷 How many milk teeth does a child have?
  13. 13.True or false: the blood vessel is part of the respiratory system. (a) False (b) True
  14. 14.True or false: taking in oxygen is a job of the kidneys. (a) True (b) False
  15. 15.🩺 Which body part has this job: guarding heart and lungs? (a) brain (b) muscles (c) heart (d) ribs
  16. 16.What is a job of the stomach? (a) cleaning the blood (b) thinking and learning (c) taking in oxygen (d) churning food
  17. 17.🦵 The longest bone of the body is in the ___. (a) finger (b) thigh (c) neck (d) arm
  18. 18.🔍 Which is the odd one out? (a) spinal cord (b) liver (c) small intestine (d) stomach
  19. 19.Which of these is part of the digestive system? (a) blood (b) windpipe (c) small intestine (d) lung
  20. 20.👂 The smallest bone of the body is in the ___. (a) toe (b) finger (c) nose (d) ear
  21. 21.🔍 Which is the odd one out? (a) spinal cord (b) nerve (c) blood vessel (d) brain
  22. 22.🩺 Which body part has this job: pumping blood? (a) heart (b) ribs (c) skin (d) brain
  23. 23.🫁 How many lungs do we have?
  24. 24.🩺 Which body part has this job: churning food? (a) ribs (b) skull (c) stomach (d) skin
  25. 25.🦴 How many bones are there in a grown-up’s body?
  26. 26.True or false: taking in oxygen is a job of the ribs. (a) False (b) True
  27. 27.Which of these is part of the nervous system? (a) brain (b) small intestine (c) food pipe (d) rib
  28. 28.🫘 How many kidneys do we have?
  29. 29.🩺 Which body part has this job: pulling bones to move? (a) muscles (b) lungs (c) heart (d) skull
  30. 30.True or false: the blood vessel is part of the circulatory system. (a) False (b) True
  31. 31.👄 Where does digestion begin? (a) in the stomach (b) in the heart (c) in the mouth (d) in the lungs
  32. 32.🔍 Which is the odd one out? (a) blood (b) heart (c) blood vessel (d) stomach
  33. 33.🫀 The brain is part of which body system? (a) skeletal system (b) nervous system (c) digestive system (d) respiratory system
  34. 34.True or false: the food pipe is part of the nervous system. (a) False (b) True
  35. 35.True or false: protecting the brain is a job of the heart. (a) True (b) False
  36. 36.Which of these is part of the respiratory system? (a) liver (b) thigh bone (c) windpipe (d) blood vessel
  37. 37.🦷 How many permanent teeth does a grown-up have in all?
  38. 38.What is a job of the skull? (a) taking in oxygen (b) thinking and learning (c) guarding heart and lungs (d) protecting the brain
  39. 39.What is a job of the muscles? (a) cleaning the blood (b) churning food (c) covering the body (d) pulling bones to move
  40. 40.🩺 Which body part has this job: covering the body? (a) muscles (b) stomach (c) lungs (d) skin

Answer key

  1. oxygen
  2. lung
  3. cleaning the blood
  4. guarding heart and lungs
  5. nerve
  6. True
  7. lung
  8. nervous system
  9. blood vessel
  10. 4
  11. thinking and learning
  12. 20
  13. False
  14. False
  15. ribs
  16. churning food
  17. thigh
  18. spinal cord
  19. small intestine
  20. ear
  21. blood vessel
  22. heart
  23. 2
  24. stomach
  25. 206
  26. False
  27. brain
  28. 2
  29. muscles
  30. True
  31. in the mouth
  32. stomach
  33. nervous system
  34. False
  35. False
  36. windpipe
  37. 32
  38. protecting the brain
  39. pulling bones to move
  40. skin

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